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/* Target machine description for SGI Iris under Irix 5, for GDB.
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1998, 2000, 2003 Free
Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "mips/tm-mips.h"
/* Offsets for register values in _sigtramp frame.
sigcontext is immediately above the _sigtramp frame on Irix. */
#define SIGFRAME_BASE 0x0
#define SIGFRAME_PC_OFF (SIGFRAME_BASE + 2 * 4)
#define SIGFRAME_REGSAVE_OFF (SIGFRAME_BASE + 3 * 4)
#define SIGFRAME_FPREGSAVE_OFF (SIGFRAME_BASE + 3 * 4 + 32 * 4 + 4)
/* Irix 5 saves a full 64 bits for each register. We skip 2 * 4 to
get to the saved PC (the register mask and status register are both
32 bits) and then another 4 to get to the lower 32 bits. We skip
the same 4 bytes, plus the 8 bytes for the PC to get to the
registers, and add another 4 to get to the lower 32 bits. We skip
8 bytes per register. */
#undef SIGFRAME_PC_OFF
#define SIGFRAME_PC_OFF (SIGFRAME_BASE + 2 * 4 + 4)
#undef SIGFRAME_REGSAVE_OFF
#define SIGFRAME_REGSAVE_OFF (SIGFRAME_BASE + 2 * 4 + 8 + 4)
#undef SIGFRAME_FPREGSAVE_OFF
#define SIGFRAME_FPREGSAVE_OFF (SIGFRAME_BASE + 2 * 4 + 8 + 32 * 8 + 4)
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